{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["used for", "feature of", "part of", "compare", "evaluate for"], "input": "The rotation-invariant features can be obtained from the parameters of the ACGMRF model by the one-dimensional -LRB- 1-D -RRB- discrete Fourier transform -LRB- DFT -RRB- ."}
{"used for": [{"subject": "parameters of the ACGMRF model", "object": "rotation-invariant features"}, {"subject": "one-dimensional -LRB- 1-D -RRB- discrete Fourier transform -LRB- DFT -RRB-", "object": "rotation-invariant features"}], "feature of": [], "part of": [], "compare": [], "evaluate for": []}